FR2231471B1 - - Google Patents

Info

Publication number
FR2231471B1
FR2231471B1 FR7418473A FR7418473A FR2231471B1 FR 2231471 B1 FR2231471 B1 FR 2231471B1 FR 7418473 A FR7418473 A FR 7418473A FR 7418473 A FR7418473 A FR 7418473A FR 2231471 B1 FR2231471 B1 FR 2231471B1
Authority
FR
France
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
FR7418473A
Other languages
French (fr)
Other versions
FR2231471A1 (enrdf_load_stackoverflow
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TED Bildplatten AG AEG Telefunken Teldec
Original Assignee
TED Bildplatten AG AEG Telefunken Teldec
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from DE19732327203 external-priority patent/DE2327203C3/de
Priority claimed from DE2420511A external-priority patent/DE2420511C3/de
Application filed by TED Bildplatten AG AEG Telefunken Teldec filed Critical TED Bildplatten AG AEG Telefunken Teldec
Publication of FR2231471A1 publication Critical patent/FR2231471A1/fr
Application granted granted Critical
Publication of FR2231471B1 publication Critical patent/FR2231471B1/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
    • B24B19/16—Single-purpose machines or devices for particular grinding operations not covered by any other main group for grinding sharp-pointed workpieces, e.g. needles, pens, fish hooks, tweezers or record player styli
    • B24B19/165—Phonograph needles and the like

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
FR7418473A 1973-05-28 1974-05-28 Expired FR2231471B1 (enrdf_load_stackoverflow)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19732327203 DE2327203C3 (de) 1973-05-28 1973-05-28 Abtastelement für Druckabtastung
DE2420511A DE2420511C3 (de) 1974-04-27 1974-04-27 Verfahren zum Schleifen eines Diamanttastkörpers zum mechanischen Abtasten eines Informationsträgers und Abspielgerät zum Durchführen des Verfahrens

Publications (2)

Publication Number Publication Date
FR2231471A1 FR2231471A1 (enrdf_load_stackoverflow) 1974-12-27
FR2231471B1 true FR2231471B1 (enrdf_load_stackoverflow) 1977-09-30

Family

ID=25765216

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7418473A Expired FR2231471B1 (enrdf_load_stackoverflow) 1973-05-28 1974-05-28

Country Status (3)

Country Link
JP (1) JPS5031493A (enrdf_load_stackoverflow)
FR (1) FR2231471B1 (enrdf_load_stackoverflow)
GB (1) GB1475148A (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2519172C3 (de) * 1975-04-30 1980-01-31 Ted Bildplatten Ag Aeg-Telefunken- Teldec, Zug (Schweiz) Bildplattenspieler mit einer Poliereinrichtung für den Abtaster
GB2117714B (en) * 1981-11-12 1985-10-02 Ocean Technical Systems Limite Improvements in offshore mooring systems
DE3412270A1 (de) * 1984-04-02 1985-10-10 TELDEC Schallplatten GmbH, 2000 Hamburg Einrichtung zum schneiden einer information in einen metallenen, insbesondere kupfernen aufzeichnungstraeger

Also Published As

Publication number Publication date
JPS5031493A (enrdf_load_stackoverflow) 1975-03-27
GB1475148A (en) 1977-06-01
FR2231471A1 (enrdf_load_stackoverflow) 1974-12-27

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Legal Events

Date Code Title Description
ST Notification of lapse